<!-- Generated by OpenVDM 2.16.3 on 2026-10-28T12:53:23Z from cruise_readme.md.j2; changes to this file are overwritten. -->
# Cruise ODT2601: Gulf of Mexico Exploration

The Gulf of Mexico mission operated in the sediments of which are part of the upward-moving Louann Formation.

This directory holds the data collected during cruise ODT2601 aboard Discoverer, organized by OpenVDM (Open Vessel Data Management).

## Cruise

- **Vessel:** Discoverer
- **Chief scientist:** Adam Skarke
- **Dates:** 2012/04/10 00:00 to 2012/04/30 00:00
- **Ports:** Pascagoula, MS to Galveston, TX
- **Location:** Gulf of Mexico
- **Extent:** -94.802083 to -93.425568 longitude, 26.294787 to 29.346153 latitude (decimal degrees)
- **Contact:** OceanDataTools.org, data@oceandatatools.org

## Directory layout
Paths are relative to this directory.

#### `cruise_config.json`: the cruise's OpenVDM configuration (JSON): the cruise details above and the directory layout
#### `CTD/`: SBE 911+ CTD (Local Directory)

**Source:** SBE 9/11+ CTD Rosette and instrument package  
  
**Files:**  
- `<cruiseID>_CTD###_mmDD.*`:  Raw CTD data and metadata.  File extensions include: `.bl`, `.hdr`, `.hex`, and `.XMLCON`

#### `EM302/`: EM302 Multibeam (Rsync Server)

**Source:** EM302 Mulitbeam Mapping Sonar  
  
**Files:**  
- `raw/*.kmall`: Raw multibeam data  
- `proc/*.tif`: Processed MBES data rastered image in GeoTIFF format

#### `md5_summary.md5`: the MD5 checksum of `md5_summary.txt` itself
#### `md5_summary.txt`: the MD5 checksum of every file in this directory, to check that a copy of it is complete and unchanged
#### `ODT2601_README.md`: this file
#### `OpenRVDAS/`: OpenRVDAS (SSH Server)

**Source:** OpenRVDAS Underway data acquisition system  
  
**Files:**  
- `raw/*.txt`: timestamped raw data from ship's navigation, meteorologic and oceanographic sensors  
- `proc/*.txt`: timestamped data derived from raw sensors data

#### `Products/NAV_QA/`: NAV QA Products
#### `Products/Tracklines/`: Cruise Tracklines
#### `Sealog/`: Sealog (Guest SMB Share)

**Source:** Sealog Eventlogging system  
  
**Files:**  
- `{cruiseID}_sealogExport.[json|csv]`: Sealog events with ancillary data in csv and json format  
- `{cruiseID}_cruiseRecord.json`: Sealog cruise record containing cruise metadata.  
- `{cruiseID}_auxData.json`: Sealog auxData records in json format. Useful when transferring Sealog data between instances.  
- `{cruiseID}_eventOnlyExport.json`: Sealog event records w/o ancillary data in json format. Useful when transferring Sealog data between instances.  
- `{cruiseID}_eventTemplates.json`: Sealog event template records in json format. Useful when transferring Sealog event templates between instances.

#### `Vehicle/`: Lowerings

A directory for each lowering (vehicle dive or deployment), named by its lowering ID: `Vehicle/<loweringID>/`.

#### `XBT/`: XBT  (Authenticated SMB Share)

**Source:** Sippican mk21 XBT  
  
**Files:**  
- `{cruiseID}_XBT###_mmDD*.[RDF|EDF]`: Raw XBT data

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Generated by OpenVDM 2.16.3 on 2026-10-28T12:53:23Z.